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You searched for: creator:"Pohl, Richard Walter, 1916-"
[texts]New species of Digitaria, Pennisetum, and Poa (Gramineae) from Costa Rica (Volume Fieldiana. Botany series v. 38, no. 2) - Pohl, Richard Walter, 1916-
Bibliography: p. 13
Keywords: Bluegrasses; Pennisetum tempisquense; Grasses -- Costa Rica; Grasses -- Classification; Digitaria costaricensis
Downloads: 385
[texts]How to know the grasses; pictured-keys for determining the common and important American grasses, with suggestions and aids for their study - Pohl, Richard Walter, 1916-

Keywords: Grasses -- United States Identification; Grasses -- Canada Identification; Grasses -- Identification
Downloads: 802
[texts]Family #15, Gramineae (Volume Fieldiana, Botany new series v.4) - Pohl, Richard Walter, 1916-
Includes bibliographical references and index
Keywords: Grasses -- Costa Rica; Grasses
Downloads: 1,527
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